[ 3156.586226][T24826] gre: GRE over IPv4 demultiplexer driver
[ 3158.190121][T24849] ip_gre: GRE over IPv4 tunneling driver
[ 3205.992424][T25428] ip6_gre: GRE over IPv6 tunneling driver
[ 3239.301110][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3244.228989][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3248.325981][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3253.061978][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!